空间扩散

具有空间扩散且与年龄相关的时变种群系统的最优边界控制

Optimal Boundary Control for Time-Varying Population System with Spatial Diffusion and Age-Dependence

我国中心城市的不平衡发展及空间扩散的研究

The uneven development and spatial diffusion of Chinese central cities

SICU多重耐药菌定植感染监测及传播动力学研究空间扩散的传染病动力系统行波解研究

Transmission Dynamics and Monitoring of Multi-drug-resistant Bacteria Colonization and Infection in a SICU The Studies of Travelling Wave Solutions in Epidemic Dynamics System with Diffusion

利用求得的震级上限值及空间扩散参数，求出场点的具有某种超越概率的烈度值（Pmax）或最大概率最大烈度值（Imax）。

By means of the value of upper limit of magnitude of earthquakes and the spacial diffusion parameters that have been solved , the intensity value ( Pmax ) with some transcendental probability or the muximum intensity value with maximum probability ( Imax ) can be obtained .

城市空间扩散增长模型与模拟

A spatial sprawl and growth model of the city and simulation

西部大学城对未来西安市城市空间扩散的影响

The influence of the Western University City on spatial extension of Xi'an

空间扩散的传染病动力系统行波解研究

The Studies of Travelling Wave Solutions in Epidemic Dynamics System with Diffusion

具有年龄结构和空间扩散种群系统的最优边界控制的逼近解

Approximation of the optimal boundary control for population systems with spatial diffusion

技术创新空间扩散机理研究

Research on Mechanism of Spatial Diffusion of Technological Innovation

论京津冀城市经济区域的空间扩散运动

The spatial spread of the Beijing-Tianjin-Hebei urban economic region

中国少数民族空间扩散态势和动力机制的研究

The situations and power mechanisms of the spatial spread of Chinese minority nationalities

杂草种子空间扩散模型的建立

The establishment of spatial models for weed seed dispersal

磁共振q-空间扩散成像的初步研究

Preliminary study of q - space diffusion imaging

具空间扩散和年龄结构的种群系统的最优分布控制

Optimal distributed control of population dynamics with spatial - diffusion and age - structure

年龄相关的种群空间扩散系统的广义解与收获控制

Generalized solution and optimal harvesting control for age - dependent population spatial diffusion system

烟气自通道向中厅大空间扩散的实验研究

Experiment Study of Overflow of Smoke to Atrium

具有空间扩散的随机种群系统的最优控制

Optimality in Stochastic Population System with Spatial Diffusion

具有空间扩散的种群系统解的存在唯一性与边界控制

Existence and uniqueness of the solution and boundary control for population systems with spatial diffusion

杭州城市工业的空间扩散与郊区化研究

On the Industrial Decentralization of Hangzhou City

她的声波在清冽的空间扩散，像清甜的冰糖渐渐融化。

Her voice drifted in the crisp air like sweet , crystal sugar melting slowly .

连续点源烟气空间扩散的模拟

Simulation of Continuous Point-source Puff Dispersion

不同尺度下农业创新技术空间扩散的实证研究&以中国果业协会果业技术扩散为例

RESEARCH ON SPATIAL DIFFUSION OF AGRICULTURAL TECHNOLOGY & A Case Study of Diffusion of Fruit Cultivation Technique

年龄相关和空间扩散的半线性时变种群系统的最优控制

Optimal control of a semilinear time - varying population system with age - dependence and spatial diffusion

我国技术空间扩散效应的测度与比较空间技术应用于航空

The Measurement and Comparison of Technology Space Diffusion Effect in China application of space techniques relating to aviation

在许多经济较发达的地区，大城市不断向周围空间扩散，并逐步发展成规模庞大的城市群。

In many developed areas , big cities have expanded into its surrounding areas and gradually developed into large-scale metropolises .

通过经典扩散理论（费克第一定律等），分析有毒液体物质在三维空间扩散理论。

With the help of classical spill theory , the spill of the NLS is analyzed in a three-dimension model .

非均质后发大国技术空间扩散的影响因素&基于扩散系统的分析框架

The Factors of Technology Diffusion in a Heterogeneous Catching Large Country & Based on the Frame of Technology Diffusion System

研究了由积分偏微分方程描述的年龄相关的种群空间扩散系统的收获控制问题。

The optimal harvesting control problem for the age-dependent population spatial diffusion system represented by integral partial differential equations is discussed .

介绍了技术创新空间扩散的研究目的和主要研究内容。

In this paper , the authors provide the aim and main contents of research on spatial diffusion of technological innovation .

也就是说在居住人口近年呈空间扩散趋势，而就业岗位则集聚凝固，依旧集中在中心城区，主要商业业态空间分布亦是如此。

However , centralization of employment posts is freezing . It focuses on center . Main business spatial structure is also thus .